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Finding the Fourth Proportional to 76,804.77, 115,208.37 and 29,441.64

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Solution

The fourth proportional to 76,804.77, 115,208.37 and 29,441.64 is: 44,162.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,804.77 : 115,208.37 = 29,441.64 : x
  2. Step 2: Convert to fraction form
    76,804.77/115,208.37 = 29,441.64/x
  3. Step 3: Cross multiply
    76,804.77x = 115,208.37 × 29,441.64
  4. Step 4: Simplify right side
    76,804.77x = 3,391,923,354.53
  5. Step 5: Solve for x
    x = 3,391,923,354.53/76,804.77
  6. Step 6: Final answer
    x = 44,162.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.